2016-10-02, 21:40
Ancient global cooling gave rise to modern ecosystems
Sea surface temperatures dipped dramatically during a period from 7 million to 5.4 million years ago, a time of massive global ecological change, scientists have discovered.![](http://feeds.feedburner.com/~r/sciencedaily/top_news/top_science/~4/vGzKzIZOy4E)
http://feeds.sciencedaily.com/~r/science...144424.htm
Sea surface temperatures dipped dramatically during a period from 7 million to 5.4 million years ago, a time of massive global ecological change, scientists have discovered.
http://feeds.sciencedaily.com/~r/science...144424.htm